72502300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1367

約数の個数: 72

約数和(自身を含む): 173506256

約数和(自身を除く): 101003956

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1297, 1300, 2150, 2236, 2594, 2795, 4300, 5188, 5590, 6485, 11180, 12970, 13975, 16861, 25940, 27950, 32425, 33722, 55771, 55900, 64850, 67444, 84305, 111542, 129700, 168610, 223084, 278855, 337220, 421525, 557710, 725023, 843050, 1115420, 1394275, 1450046, 1686100, 2788550, 2900092, 3625115, 5577100, 7250230, 14500460, 18125575, 36251150, 72502300]

約数ペア:

[(1, 72502300), (2, 36251150), (4, 18125575), (5, 14500460), (10, 7250230), (13, 5577100), (20, 3625115), (25, 2900092), (26, 2788550), (43, 1686100), (50, 1450046), (52, 1394275), (65, 1115420), (86, 843050), (100, 725023), (130, 557710), (172, 421525), (215, 337220), (260, 278855), (325, 223084), (430, 168610), (559, 129700), (650, 111542), (860, 84305), (1075, 67444), (1118, 64850), (1297, 55900), (1300, 55771), (2150, 33722), (2236, 32425), (2594, 27950), (2795, 25940), (4300, 16861), (5188, 13975), (5590, 12970), (6485, 11180)]